On what basis are material classified?

Classification of object as Living and Non-Living 

All the living objects need food ,water and air for their survival where as non-living objects do not require these things.

For ex:

living objects :  Dog , rose, grasshopper ,cactus, tree, fish , hen etc.

Non-living objects:  Table, chair, toy ,clothes, pencil ,shoes ,blackboard ,wool ,nail ,feather.

Classification of living objects as plants and animals

All the plants can make their food by using carbon dioxide, water and sunlight whereas animals cannot make their food in this way.

For ex: 

Plants : rose, jasmine, hydrilla, cactus ,tree etc.

Animals:  Dog ,fish, cat ,earthworm ,grasshopper etc.

Classification of Non-living objects

Non-living objects can be classified on the basis of the material ( of which they are made), their uses, colour ,shape ,size appearance, hardness and texture.

We classify all objects into 4 groups on the basis of nature of material of which they are made: objects made of wood, objects made of metal ,objects made of glass, objects made of plastic.

Objects made of wood :  table ,chair ,bed ,door

Objects made of metals:  nails ,magnet, coin, utensils

Objects made of glass: funnel, mirror, beaker, test tube

Object made of plastic :toy, ruler, mug, Polythene bags ,boxes